.bg-1{background:#4169e1;//background-image:url(../images/marketing/1.jpg)}.bg-1,.bg-2{//background-size:cover;//background-position:center}.bg-2{background:#2ecc71;//background-image:url(../images/marketing/2.jpg)}.bg-3{background:#ff7675;//background-image:url(../images/marketing/3.jpg);//background-size:cover;//background-position:center}.bg-add{background:#1abc9c;//background-image:url(../images/marketing/1.jpg);//background-size:cover;//background-position:center}